IL50150A - Preparation of 3-methoxymethyl-cephalosporins - Google Patents
Preparation of 3-methoxymethyl-cephalosporinsInfo
- Publication number
- IL50150A IL50150A IL50150A IL5015076A IL50150A IL 50150 A IL50150 A IL 50150A IL 50150 A IL50150 A IL 50150A IL 5015076 A IL5015076 A IL 5015076A IL 50150 A IL50150 A IL 50150A
- Authority
- IL
- Israel
- Prior art keywords
- cephalosporins
- methoxymethyl
- preparation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/02—Preparation
- C07D501/04—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/14—Compounds having a nitrogen atom directly attached in position 7
- C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
- C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
- C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
- C07D501/26—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/613,388 US4008231A (en) | 1975-09-15 | 1975-09-15 | Preparation of 3-methoxymethylcephalosporins |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL50150A0 IL50150A0 (en) | 1976-09-30 |
| IL50150A true IL50150A (en) | 1979-11-30 |
Family
ID=24457125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL50150A IL50150A (en) | 1975-09-15 | 1976-07-27 | Preparation of 3-methoxymethyl-cephalosporins |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4008231A (xx) |
| JP (1) | JPS5236690A (xx) |
| BE (1) | BE846204A (xx) |
| CA (1) | CA1064909A (xx) |
| CH (1) | CH623328A5 (xx) |
| DE (1) | DE2641138A1 (xx) |
| ES (1) | ES451558A1 (xx) |
| FR (1) | FR2323694A1 (xx) |
| GB (1) | GB1563135A (xx) |
| IE (1) | IE43497B1 (xx) |
| IL (1) | IL50150A (xx) |
| NL (1) | NL7610217A (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1500010A (en) * | 1975-10-01 | 1978-02-08 | Pierrel Spa | 3,7-disubstituted cephalosporins and their preparation |
| GB1573153A (en) * | 1977-02-26 | 1980-08-13 | Beecham Group Ltd | 2-hydroxy - 4 - oxa - 1 - azobicyclo(3,2,0)-heptan-7-one derivatives |
| US4584371A (en) * | 1984-03-01 | 1986-04-22 | The Upjohn Company | Catalytic process for preparing 3-ester-methyl cephalosporins from desacetyl-7-aminocephalosporanic acid |
| CN102898439B (zh) * | 2011-07-27 | 2015-03-25 | 广东立国制药有限公司 | 一种去乙酰头孢呋辛内酯的制备方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1241656A (en) * | 1967-08-21 | 1971-08-04 | Glaxo Lab Ltd | Improvements in or relating to cephalosporin compounds |
| BE758800A (fr) * | 1969-11-13 | 1971-05-12 | Lilly Co Eli | Methode de coupure du groupement 7-carboxamide d'un compose de cephalosporine |
| BE787618A (fr) * | 1971-08-17 | 1973-02-16 | Gist Brocades Nv | Procede pour preparer des composes heterocycliques |
-
1975
- 1975-09-15 US US05/613,388 patent/US4008231A/en not_active Expired - Lifetime
-
1976
- 1976-07-19 CA CA257,246A patent/CA1064909A/en not_active Expired
- 1976-07-20 IE IE1603/76A patent/IE43497B1/en unknown
- 1976-07-27 IL IL50150A patent/IL50150A/xx unknown
- 1976-09-08 JP JP51107652A patent/JPS5236690A/ja active Granted
- 1976-09-09 GB GB37331/76A patent/GB1563135A/en not_active Expired
- 1976-09-13 DE DE19762641138 patent/DE2641138A1/de not_active Withdrawn
- 1976-09-14 NL NL7610217A patent/NL7610217A/xx not_active Application Discontinuation
- 1976-09-15 ES ES451558A patent/ES451558A1/es not_active Expired
- 1976-09-15 CH CH1170076A patent/CH623328A5/de not_active IP Right Cessation
- 1976-09-15 FR FR7627684A patent/FR2323694A1/fr active Granted
- 1976-09-15 BE BE1007625A patent/BE846204A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1563135A (en) | 1980-03-19 |
| NL7610217A (nl) | 1977-03-17 |
| JPS636550B2 (xx) | 1988-02-10 |
| US4008231A (en) | 1977-02-15 |
| CH623328A5 (xx) | 1981-05-29 |
| JPS5236690A (en) | 1977-03-22 |
| IE43497L (en) | 1977-03-15 |
| IL50150A0 (en) | 1976-09-30 |
| DE2641138A1 (de) | 1977-03-24 |
| CA1064909A (en) | 1979-10-23 |
| FR2323694A1 (fr) | 1977-04-08 |
| IE43497B1 (en) | 1981-03-11 |
| FR2323694B1 (xx) | 1979-09-28 |
| BE846204A (fr) | 1977-03-15 |
| ES451558A1 (es) | 1977-10-01 |
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